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Finding the Fourth Proportional to 29,397.38, 44,103.39 and 8,620.88

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Solution

The fourth proportional to 29,397.38, 44,103.39 and 8,620.88 is: 12,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,397.38 : 44,103.39 = 8,620.88 : x
  2. Step 2: Convert to fraction form
    29,397.38/44,103.39 = 8,620.88/x
  3. Step 3: Cross multiply
    29,397.38x = 44,103.39 × 8,620.88
  4. Step 4: Simplify right side
    29,397.38x = 380,209,779.94
  5. Step 5: Solve for x
    x = 380,209,779.94/29,397.38
  6. Step 6: Final answer
    x = 12,933.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.